/Engine/Source/Editor/MaterialEditor/Public/MaterialEditorUtilities.h
Finds an input in the passed in array with a matching Id.
static const [FFunctionExpressionInput](API\Runtime\Engine\Materials\FFunctionExpressionInput) * FindInputById ( const [UMaterialExpressionFunctionInput](API\Runtime\Engine\Materials\UMaterialExpressionFunctionInput) * InputExpression, const [TArray](API\Runtime\Core\Containers\TArray)< [FFunctionExpressionInput](API\Runtime\Engine\Materials\FFunctionExpressionInput) > & Inputs )